Responsible of the lectures on Differential Geometry at the University Institute of Preparation of Teachers of Toulouse, (I.U.F.M. of Toulouse)

Responsible of a seminar on Mathematical Physics at The Mathematical Research Institute for Teaching of Toulouse, (I.R.E.M. of Toulouse ).

Tutor of students.

Recent research experience

Member of the Laboratory of Mathematics E. Picard, inside The Institute of Mathematics of Toulouse open on January ,31, 2007.

Editor of « Advances in Applied Clifford Algebras », published by Birkhäuser ,Basel.

Member of the International Advisory Committee since,2005, and chosen as the responsible of the organization of I.C.C.A.7, the seventh International Conference on Clifford Algebras and their Applications , held in Toulouse , France , at the University Paul Sabatier and located at SUPAERO, May 19-25, 2005; website:www.icca7.ups-tlse.fr

Member of the International Advisory Board of ICCA8, the eighth International Conference on Clifford Algebras , to be held at the university of Campinas ,Brazil , in May 2008

Invited to ICCA9 as an invited speaker. Two plenary lectures:”In memory to Prof. Jaime Keller”and “Some comments on the birth and the progress of Clifford algebras”

Founder and Principal Coordinatorof the International Center : C.A.I.R.O.S.,(Clifford Algebras International Rese)arch Open Studies ), inside the Laboratory E. Picard of the Institute of Mathematics of Toulouse, April 23, 2007, website : www.icca7.ups-tlse.fr/cairos.htm

Member of the jury of french « Concours Communs Polytechniques », since 2001.

Reviewer of Mathematical reviews since 1988; Reviewer of ZentralBlatt Math.

Responsible of the cooperation between the University of Technology of Helsinki and the University P. Sabatier, (1983)

Invited by the Laboratory LUTH of Meudon, France(Observatory of Meudon), to organize a seminar about Clifford Algebras, Conformal Groups and The Cayley-Dickson Process in November 2005, (Laurent Nottale and Thierry Lehner, organizers).

Member of the Scientific Committee of the Laboratory: :Pensée des Sciences, Ecole Normale Supérieure de Paris”.

Member of the scientific committee of the laboratory:”Centre d’étude des formes”, Université J. Moulin, Lyon.

Principal foreign missions

Research missions to Helsinki, Finland,(University of Technology): 24-10-1982, 31-10-1982;28-10 1983,04-11-1983,(Invitations of Pertti Lounesto)

Lectures given at the seminar of Pertti Lounesto on Conformal spin structures on manifolds and on Conformal symplectic spin structures.

Cooperation between the University of Technology of Helsinki and the University Paul Sabatier of Toulouse. Official Visit to Toulouse of President M. Koivisto of the Republic of Finland, (17- 11-1983)

New mission in Finland given by the French Foreign Office in 1985

Invited by the organizing Committee to the first International Conference on Clifford Algebras: namely:
“Nato and Serc Advanced Workshop on Clifford Algebras and their applications in mathematical physics”, at the University of Kent at Canterbury, England to deliver two lectures:” Even Clifford Algebras of Quadratic regular spaces »-17-09 –85- , published in the proceedings of the workshop and « Real conformal spinoriality groups and real conformal spin structures on manifolds »,- 20- 09- 85.

Invited to the third Symposium of Differential Geometry of Peniscola, Spain, (June 1988)

Invited,(10-17 June 1990), by the Acadamy of Sciences of Poland to deliver lectures on Differential Geometry, at the International Conference of Mialowiecza.

Invited by D. Hestenes, University of Tempe, Arizona, U.S.A.., in 1991.

Invited to the Fourth International Conference on Clifford Algebras, at Aachen, Germany., June 28-31, 1996

Invited to The international Conference on Clifford algebras at Ixtapa, Mexico, 1999,to deliver two lectures

Invited to the sixth International Conference on Clifford algebras and their apllications, May 18-25, 2002, to deliver three lectures, State University of Tennessee at Cookeville, U.S.A.,(organizers J; Ryan and R. Ablamowicz).

Responsible of the organization of ICCA7, May 10-25, 2005, University P; Sabatier- Supaero, Toulouse , France. Two lectures given.

Invited to The « International Meeting of the Society of Engineering sciences” August,13-16 2006,

Invited to ICCA9 as an invited Speaker.Two plenary lectures:In memory to Prof. Jaime Keller and Some comments on the birth and the progress of Clifford algebras.
PennState University in University Park, PA.

Invited by the Laboratory LUTH of Meudon, France(Observatory of Meudon), to organize a seminar about Clifford Algebras, Conformal Groups and The Cayley-Dickson Process in November 2005, (Laurent Nottale and Thierry Lehner, organizers).

Founder of a Center of Research in Epistemology at the I.U.F.M. of Toulouse in 1994.

Member of the Research Doctoral School in Philosophy of the University of Toulouse le Mirail.

Member of”Formation doctorale de philosophie de l’université de Toulouse Le Mirail”.Codirector of research and advisor since1989 (participation to 4 jurys of «D.E.A. d’Histoire de la Philosophie » at the University of Toulouse le Mirail and to a jury of “Doctorat d’état”, as an advisor.

Research Mission to the Academy of Athens, (1-116 2000,6-11-2000), to work with the Greek Academician E. Moutsopoulos, on Temporality.